Biology

The correct answer is: D.Secondary succession.

Secondary succession occurs in areas where a disturbance has disrupted the ecosystem, but soil remains intact. After a landslide, the soil is typically still present, though it may have been disturbed, and this allows for secondary succession to occur. The process begins with the recolonization of plants, followed by the return of animals, eventually leading to a more stable, mature ecosystem.

Here’s why the other options are incorrect:

A and B.Tertiary succes...